At the global and regional scales, the distribution and abundance of marine phytoplankton are under the control of physical forcing.Moreover, the community structure and the size structure of phytoplankton assemblages also appear to be under physical control.Areas of the ocean with common physical forcing (ecological provinces) may be expected to h
Background: Esthetic treatment is the options of patient seeking orthodontic treatment.Therefore this study was conducted to measure the concentration of Aluminum, Nickel, Chromium and Iron ions released from combination of monocrysralline brackets with different arch wires immersed in artificial saliva at different duration, to evaluate the corros
In 2015, most of university students chose to have a vacation in their home country (75.1%).Before students decided where to go on vacation they had identified their needs.In doing so they took into consideration opinions of other people (friends – 35.9%, family – 26%) or information provided by different sources (the Internet – 7